0
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How many whole numbers from 1 to 100 contain the digit 3 exactly once?
18
How many 6 digit numbers contain exactly different 4 digits?
There are 22680 numbers, excluding those with leading 0s.
How many 2-digit numbers contain digit 1?
1
How many seven digit numbers contain the number seven at least once?
4,748,472 Confirmed using the following C# function string sTemp; int total = 0; for (int i = 1000000; i < 10000000; i++) { sTemp = i.ToString(); if (sTemp.Contains("7")) { total++; } } label1.Text = total.ToString();
How many four-digit numbers are there between 500 and 3000?
If you include the number 3,000, there are exactly 2,001 4-digit numbers between 500 and 3000.
How many whole numbers from 1 to 100 contain the digit 3 exactly once?
18
How many 6 digit numbers contain exactly different 4 digits?
There are 22680 numbers, excluding those with leading 0s.
How many 2 digit numbers contain the digit 4?
17
How many 4 digit numbers contain the digit 5?
There are 9000 4-digit numbers. 8*9*9*9 = 5832 of them do not contain a 5 The remaining 3168 contain a 5.
How many a 2 -digit numbers contain the digit 4?
-2
How many 2-digit numbers contain digit 1?
1
How many 2-digit numbers contain the digit?
It would help to know which digit. 0 appears in 9 numbers and each of the others in 18 numbers.
How many 2-digit numbers contain the digit 7 only once?
-5
How many 3 digit numbers contain the digit 2 at least once?
252
When The pages of a book are numbered from 1 to 128 How many page numbers contain the digit 6?
The pages of a book are numbered from 1 to 128. How many page numbers contain the digit 6?
How many three digit numbers contain no 7's?
648
How many numbers exactly have 1 digit?
the right answer is 10 cause there is o,1,2,3,4,5,6,7,8,9 so there 10 numbers in total which have 1 digit
